[INFO] cloning repository https://github.com/hsabouri/42_ft_linear_regression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsabouri/42_ft_linear_regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2F42_ft_linear_regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2F42_ft_linear_regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b0d7f632dc1e2041cd604dd43df83c1a8d6a9d5
[INFO] testing hsabouri/42_ft_linear_regression against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2F42_ft_linear_regression" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hsabouri/42_ft_linear_regression on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hsabouri/42_ft_linear_regression
[INFO] finished tweaking git repo https://github.com/hsabouri/42_ft_linear_regression
[INFO] tweaked toml for git repo https://github.com/hsabouri/42_ft_linear_regression written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/hsabouri/42_ft_linear_regression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded redox_syscall v0.1.38
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded csv v1.0.0
[INFO] [stderr]   Downloaded serde v1.0.58
[INFO] [stderr]   Downloaded gnuplot v0.0.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eacde424692fbcfa5207681003609cedbaf1565a70291a83ce6f54c6a07e0fce
[INFO] running `Command { std: "docker" "start" "-a" "eacde424692fbcfa5207681003609cedbaf1565a70291a83ce6f54c6a07e0fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eacde424692fbcfa5207681003609cedbaf1565a70291a83ce6f54c6a07e0fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacde424692fbcfa5207681003609cedbaf1565a70291a83ce6f54c6a07e0fce", kill_on_drop: false }`
[INFO] [stdout] eacde424692fbcfa5207681003609cedbaf1565a70291a83ce6f54c6a07e0fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 195b8d9d5270096ab314f44b442a58f6ecc137e06c911b401d6ad117f0e7cf42
[INFO] running `Command { std: "docker" "start" "-a" "195b8d9d5270096ab314f44b442a58f6ecc137e06c911b401d6ad117f0e7cf42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling serde v1.0.58
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling gnuplot v0.0.25
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling csv v1.0.0
[INFO] [stderr]    Compiling ft_linear_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/predict.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "195b8d9d5270096ab314f44b442a58f6ecc137e06c911b401d6ad117f0e7cf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195b8d9d5270096ab314f44b442a58f6ecc137e06c911b401d6ad117f0e7cf42", kill_on_drop: false }`
[INFO] [stdout] 195b8d9d5270096ab314f44b442a58f6ecc137e06c911b401d6ad117f0e7cf42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd362fec63c407b3a2abfb1b64bd855cc4f0ed6517dcd08777d9825b7a34604f
[INFO] running `Command { std: "docker" "start" "-a" "fd362fec63c407b3a2abfb1b64bd855cc4f0ed6517dcd08777d9825b7a34604f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ft_linear_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/predict.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "fd362fec63c407b3a2abfb1b64bd855cc4f0ed6517dcd08777d9825b7a34604f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd362fec63c407b3a2abfb1b64bd855cc4f0ed6517dcd08777d9825b7a34604f", kill_on_drop: false }`
[INFO] [stdout] fd362fec63c407b3a2abfb1b64bd855cc4f0ed6517dcd08777d9825b7a34604f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2724042c512c5705c3c4f36fed04d42fcd0705db2bfb568d1e0b1a7bd8c4691b
[INFO] running `Command { std: "docker" "start" "-a" "2724042c512c5705c3c4f36fed04d42fcd0705db2bfb568d1e0b1a7bd8c4691b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/predict.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ft_linear_regression` (bin "ft_linear_regression" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ft_linear_regression-4ceeb9f0c16a8c26)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2724042c512c5705c3c4f36fed04d42fcd0705db2bfb568d1e0b1a7bd8c4691b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2724042c512c5705c3c4f36fed04d42fcd0705db2bfb568d1e0b1a7bd8c4691b", kill_on_drop: false }`
[INFO] [stdout] 2724042c512c5705c3c4f36fed04d42fcd0705db2bfb568d1e0b1a7bd8c4691b